4001123430 has 48 divisors (see below), whose sum is σ = 10545444000. Its totient is φ = 1052348544.

The previous prime is 4001123429. The next prime is 4001123459. The reversal of 4001123430 is 343211004.

4001123430 is a `hidden beast` number, since 400 + 1 + 1 + 234 + 30 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 297930 + ... + 311069.

It is an arithmetic number, because the mean of its divisors is an integer number (219696750).

Almost surely, 2^4001123430 is an apocalyptic number.

4001123430 is an abundant number, since it is smaller than the sum of its proper divisors (6544320570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4001123430 is a wasteful number, since it uses less digits than its factorization.

4001123430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609085 (or 609082 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 4001123430 is about 63254.4340738260. The cubic root of 4001123430 is about 1587.5496492212.

Adding to 4001123430 its reverse (343211004), we get a palindrome (4344334434).

The spelling of 4001123430 in words is "four billion, one million, one hundred twenty-three thousand, four hundred thirty".